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A name the Marines use to refer to the Navy or Navy uniforms.
Me: He wears ACUs, right? Guys in those are hot.

Marine Brother: Hes a god damned crackerjack, sis.

They wear those little sailor suits.

Me: D: DO NOT WANT.
by MetaKittie January 03, 2010
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30
A derogation for a group of unappealing caucasions; also can be used to identify caucassions who ought not to be trusted.
Word up, them niggas got garbage down the block. Yo son, check the Cracker Jacks goin in the buildin. Word up, let's knock em out the box.
by Eapert McDangles June 11, 2006
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32
a twitching crack addict; twitching and flailing usually caused by recent crack use or seeking crack.
"Look at cracker jack's arms. She's jumping around like she just got high."
by bfkiddo August 04, 2006
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